"Balance," said Broxton, "and how to deal with pain."
He was good enough on a skateboard by age 12 that he was sponsored by a local skate shop in Lakeland, Fla. They gave him discounted boards and gear.
"It was just something I enjoyed doing, go hang out with friends at the skate park all day and relax," said Broxton, who conceded it was not always relaxing. "I broke my ankle, I broke my wrist. You fall a lot. To learn a new trick, you've got to fall 100 times. There can be a lot of pain in it.